* {
  margin: 0;
  padding: 0;
}

html {
  font-family: "黑体";
}

body {
  background-color: #eedeb0;
  /* background-image: url(../img/header_banner.jpg); */
}

img {
  width: 100%;
  height: 100%;
}

a {
  color: #fff;
  text-decoration: none;
}

ul,
li {
  list-style: none;
}

/* header部分 */
.header {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 60px;
  background-image: url(../img/menu_bg.jpg);
  box-shadow: 0 1px 3px #666;
}

.header .content {
  display: flex;
  width: 1080px;
}

.content .logo {
  width: 50px;
  height: 50px;
}

.content .home {
  width: 260px;
  font-size: 24px;
  color: #fff;
  line-height: 50px;
  margin-left: 20px;
}

.content .home a:hover {
  color: #eee;
}

.content .menu {
  flex: 1;
  display: flex;
  justify-content: space-between;
  height: 50px;
}

.content .menu li {
  font-size: 20px;
  color: #fff;
  height: 100%;
  line-height: 50px;
  padding: 0 10px;
}

.menu li a:hover {
  color: #eee;
}


.footer {
  margin-top: 50px;
  height: 20px;
  background-image: url(../img/menu_bg.jpg);
}

.go-top {
  box-sizing: border-box;
  width: 50px;
  height: 50px;
  border-radius: 100%;
  padding: 10px;
  background-color: #fff;
  box-shadow: 0 0 5px #666;
  position: fixed;
  right: 50px;
  bottom: 50px;
  transition: all 0.3s linear;
}

.go-top:hover {
  background-color: #c0ebd7;
  box-shadow: 0 0 5px #333;
}